Valve block



FIG. 1 is a top perspective view of a valve block of the present disclosure;

FIG. 2 is a bottom perspective view of the valve block of FIG. 1;

FIG. 3 is a front view of the valve block of FIG. 1;

FIG. 4 is a rear view of the valve block of FIG. 1;

FIG. 5 is a first side view of the valve block of FIG. 1;

FIG. 6 is a second side view of the valve block of FIG. 1;

FIG. 7 is a top view of the valve block of FIG. 1;

FIG. 8 is a bottom view of the valve block of FIG. 1; and,

FIG. 9 is a top perspective view of the valve block of FIG. 1 in use.

The broken lines shown in the drawings are directed to environmental structure or boundaries and are for illustrative purposes only; the broken lines form no part of the claimed design. 

The ornamental design for a valve block, as shown and described. 